A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5930-01-456-1857
NSN 2925-01-254-3068
NSN 6240-00-735-7599
NSN 5925-01-452-6962
NSN 5920-01-317-9321
NSN 6620-01-578-1984
NSN 5998-00-332-9558
NSN 6650-01-062-3611
NSN 2925-01-131-4531
NSN 6150-01-642-6401
NSN 5990-01-264-9759
NSN 6130-01-487-6366